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Catalyst 9800 rommon mode

nstr1
Level 1
Level 1

 

I have a problem with my Catalyst 9800 L-C.


My 9800 had some configurations then i decided erase that config with the command factory-reset all

Later my 9800 reboot but when my 9800 started i can see my 9800 in rommon mode.

 

i wastrying initializar with diferent commands but even the command Dir showed this;

rommon24>dir
Incorrect Usage

 

Also i was trying initializar from an USB but it was impossible;

rommon4>dir usb0:
File system not supported

 

Also i was tryaing to used this guide

 

https://www.routexp.com/2019/05/cisco-wireless-controller-password.html

 

but i could not initializar my 9800.

 

What happen with my 9800??

15 Replies 15

nstr1
Level 1
Level 1

 

I used another USB and had no problems.

Now my WLC is working without problems

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